WAC 296-99-080   How must continuous-flow bulk raw grain dryers be equipped and installed?  (1) The employer must ensure that all direct-heat grain dryers have automatic controls that:

     (a) Shut off the fuel supply in case of power, flame, or ventilation airflow shutoff; and

     (b) Stop the grain flow into the dryer if the dryer exhaust gets too hot.

     (2) The employer must ensure that each direct-heat grain dryer installed after March 30, 1988, is:

     (a) Located outside the grain elevator; or

     (b) When located inside the grain elevator, protected by a fire or explosion suppression system; or

     (c) Isolated by a structure with at least a one hour fire-resistance rating.



[Statutory Authority: Chapter 49.17 RCW. 97-22-065, § 296-99-080, filed 11/3/97, effective 1/1/98; 88-23-054 (Order 88-25), § 296-99-080, filed 11/14/88.]